Macaroni & cheese

6 ounces of macaroni
1½ oz butter
1½ oz plain flour
1 pint milk
1 full teaspoon of mustard
6 oz grated cheddar cheese
salt & pepper

1. Boil the macaroni in a large pan according to pack instructions; commonly for 10 minutes.

2. Meanwhile, melt the butter in a pan, stir in the flour and cook, stirring, for 1 minute
Remove from heat and gradually stir in milk.
Bring to the boil and cook, stirring until the sauce thickens
Remove from heat.
Season to taste
Add nutmeg or mustard

3. Drain the macaroni and add to the sauce, together with ¾ of the cheese. 
Mix well and put into an ovenproof dish

4. Place on a baking tray and into a hot oven, pre-heated to 200°C / 400°F, for 20 minutes.